61395993

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 99740160

約数和(自身を除く): 38344167

約数列:

[1, 3, 9, 17, 23, 51, 69, 73, 153, 207, 219, 239, 391, 657, 717, 1173, 1241, 1679, 2151, 3519, 3723, 4063, 5037, 5497, 11169, 12189, 15111, 16491, 17447, 28543, 36567, 49473, 52341, 85629, 93449, 157023, 256887, 280347, 296599, 401281, 841041, 889797, 1203843, 2669391, 3611529, 6821777, 20465331, 61395993]

約数ペア:

[(1, 61395993), (3, 20465331), (9, 6821777), (17, 3611529), (23, 2669391), (51, 1203843), (69, 889797), (73, 841041), (153, 401281), (207, 296599), (219, 280347), (239, 256887), (391, 157023), (657, 93449), (717, 85629), (1173, 52341), (1241, 49473), (1679, 36567), (2151, 28543), (3519, 17447), (3723, 16491), (4063, 15111), (5037, 12189), (5497, 11169)]